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layoutcursor.hh

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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Guido Tack <tack@gecode.org>
00005  *
00006  *  Copyright:
00007  *     Guido Tack, 2006
00008  *
00009  *  Last modified:
00010  *     $Date: 2010-08-11 12:41:24 +0200 (Wed, 11 Aug 2010) $ by $Author: tack $
00011  *     $Revision: 11340 $
00012  *
00013  *  This file is part of Gecode, the generic constraint
00014  *  development environment:
00015  *     http://www.gecode.org
00016  *
00017  * Permission is hereby granted, free of charge, to any person obtaining
00018  * a copy of this software and associated documentation files (the
00019  * "Software"), to deal in the Software without restriction, including
00020  * without limitation the rights to use, copy, modify, merge, publish,
00021  * distribute, sublicense, and/or sell copies of the Software, and to
00022  * permit persons to whom the Software is furnished to do so, subject to
00023  * the following conditions:
00024  *
00025  * The above copyright notice and this permission notice shall be
00026  * included in all copies or substantial portions of the Software.
00027  *
00028  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00029  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00030  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00031  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00032  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00033  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00034  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00035  *
00036  */
00037 
00038 #ifndef GECODE_GIST_LAYOUTCURSOR_HH
00039 #define GECODE_GIST_LAYOUTCURSOR_HH
00040 
00041 #include <gecode/gist/nodecursor.hh>
00042 #include <gecode/gist/visualnode.hh>
00043 
00044 namespace Gecode { namespace Gist {
00045 
00046 
00048   class LayoutCursor : public NodeCursor<VisualNode> {
00049   public:
00051     LayoutCursor(VisualNode* theNode,
00052                  const VisualNode::NodeAllocator& na);
00053 
00055 
00056 
00057     bool mayMoveDownwards(void);
00059     void processCurrentNode(void);
00061   };
00062 
00063 }}
00064 
00065 #include <gecode/gist/layoutcursor.hpp>
00066 
00067 #endif
00068 
00069 // STATISTICS: gist-any